Home / 329,055.11-453,656.93-261,296.38

Finding the Fourth Proportional to 329,055.11, 453,656.93 and 261,296.38

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Solution

The fourth proportional to 329,055.11, 453,656.93 and 261,296.38 is: 360,240.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,055.11 : 453,656.93 = 261,296.38 : x
  2. Step 2: Convert to fraction form
    329,055.11/453,656.93 = 261,296.38/x
  3. Step 3: Cross multiply
    329,055.11x = 453,656.93 × 261,296.38
  4. Step 4: Simplify right side
    329,055.11x = 118,538,913,566.40
  5. Step 5: Solve for x
    x = 118,538,913,566.40/329,055.11
  6. Step 6: Final answer
    x = 360,240.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.